Add test and silence completely

testing/acceptance_test.py

@@ -358,6 +358,18 @@ class TestDistEach:
 
 
 class TestTerminalReporting:
+    def test_quiet_no_output(self, testdir):
+        testdir.makepyfile(
+            """
+            def test_ok():
+                pass
+        """
+        )
+        result = testdir.runpytest("-q")
+        result.stdout.fnmatch_lines(
+            [".*[100%]*", "*1*passed*"]
+        )
+
     def test_pass_skip_fail(self, testdir):
         testdir.makepyfile(
             """

xdist/dsession.py

@@ -229,6 +229,7 @@ class DSession(object):
             if self.terminal and not self.sched.has_pending:
                 self.trdist.ensure_show_status()
                 self.terminal.write_line("")
+                if self.config.option.verbose > 0:
                     self.terminal.write_line(
                         "scheduling tests via %s" % (self.sched.__class__.__name__)
                     )